Simplify. Assume that all variables represent positive real numbers.
A. 7xy
)
B. 7xy
C. 7xy
D. 3xy
Answer: C
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Find the difference.
- 
A. 
B. 6
C. - 
D. 
Use the barycentric coordinates with respect to S to determine if the point p is inside, outside, on a face, or on the edge of conv S which is a tetrahedron.S = {v1, v2, v3, v4,}Barycentric coordinates: 
A. Outside B. Edge C. Face D. Inside
Graph the system of inequalities.y > x28x + 3y ? 24
A. 
B. 
C. 
D. 
Solve the problem.A school holds a fundraising event. Attendees are charged $12 for dinner, plus 50¢ for each raffle ticket. Create a function f(x) for the amount that a person pays if she eats dinner and purchases x raffle tickets. Use the function f(x) to determine how much a person pays if she eats dinner and plays 22 games.
A. f(x) = 0.5x + 12; $23.00 B. f(x) = 0.5x; $11.00 C. f(x) = 12x + 0.5; $264.50 D. f(x) = 50x + 12; $1112.00